⟁ Maine Well Data field records · 2026 survey

Maine Well Data › Knox County › Thomaston (04861)

Thomaston, ME (04861): well depth, water level & drilling cost

✓ 198 Maine Geological Survey records · Knox County

180 ftmedian well depth
130 ft–300 fttypical depth range
15 ftmedian static water level
10 gpmmedian yield (180 tests)

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How deep are wells in and around Thomaston (04861), Maine?

The median drilled well depth in and around Thomaston (04861) is 180 ft, based on 193 wells with recorded depths in the state Maine Geological Survey database. Half fall between 130 ft and 300 ft; 90% are shallower than 340 ft.

How much does it cost to drill a well in and around Thomaston (04861)?

Applying published per-foot rates to the local median depth of 180 ft: drilling and casing alone typically runs $4,500–$11,700; a complete system including pump, pressure tank, and hookup typically runs $10,800–$18,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Thomaston (04861)?

The median static water level is 15 ft below ground surface (middle half of wells: 10 ft–40 ft), from 33 measurements.

Drilled depth distribution

0–50 ft 8 50–100 ft 13 100–150 ft 45 150–200 ft 38 200–300 ft 39 300–400 ft 41 400–600 ft 8 600+ ft 1
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Part of Knox County well records.

Method: medians computed from Maine Geological Survey records (Maine Geological Survey well database, excluding test, observation and monitoring wells; depths 0-5,000 ft), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.